Home / 9,958.42-14,938.35-2,938.36

Finding the Fourth Proportional to 9,958.42, 14,938.35 and 2,938.36

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Solution

The fourth proportional to 9,958.42, 14,938.35 and 2,938.36 is: 4,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958.42 : 14,938.35 = 2,938.36 : x
  2. Step 2: Convert to fraction form
    9,958.42/14,938.35 = 2,938.36/x
  3. Step 3: Cross multiply
    9,958.42x = 14,938.35 × 2,938.36
  4. Step 4: Simplify right side
    9,958.42x = 43,894,250.11
  5. Step 5: Solve for x
    x = 43,894,250.11/9,958.42
  6. Step 6: Final answer
    x = 4,407.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.